Light-driven polymer recycling to monomers and small molecules

L Wimberger, G Ng, C Boyer - Nature Communications, 2024 - nature.com
Only a small proportion of global plastic waste is recycled, of which most is mechanically
recycled into lower quality materials. The alternative, chemical recycling, enables renewed …

Photocatalytic upcycling and depolymerization of vinyl polymers

K Parkatzidis, HS Wang, A Anastasaki - Angewandte Chemie, 2024 - Wiley Online Library
Photocatalytic upcycling and depolymerization of vinyl polymers have emerged as
promising strategies to combat plastic pollution and promote a circular economy. This mini …

Bulk depolymerization of methacrylate polymers via pendent group activation

RW Hughes, ME Lott, IS Zastrow… - Journal of the …, 2024 - ACS Publications
In this study, we present an efficient approach for the depolymerization of poly (methyl
methacrylate)(PMMA) copolymers synthesized via conventional radical polymerization. By …

Mechanism-Guided Discovery of Cleavable Comonomers for Backbone Deconstructable Poly (methyl methacrylate)

K Ko, DJ Lundberg, AM Johnson… - Journal of the American …, 2024 - ACS Publications
The development of cleavable comonomers (CCs) with suitable copolymerization reactivity
paves the way for the introduction of backbone deconstructability into polymers. Recent …

Photochemical upcycling and recycling of plastics: achievements and future opportunities

OG Mountanea, E Skolia, CG Kokotos - Green Chemistry, 2024 - pubs.rsc.org
The pervasive effects of plastic waste pollution affect both humanity and the environment,
thus innovative and environmentally-friendly methods for recycling of plastics are crucially …

Open-air chemical recycling: fully oxygen-tolerant ATRP depolymerization

SA Mountaki, R Whitfield, E Liarou… - Journal of the …, 2024 - ACS Publications
While oxygen-tolerant strategies have been overwhelmingly developed for controlled radical
polymerizations, the low radical concentrations typically required for high monomer recovery …

Thermal Solution Depolymerization of RAFT Telechelic Polymers

N De Alwis Watuthanthrige, R Whitfield… - ACS Macro …, 2024 - ACS Publications
Thermal solution depolymerization is a promising low-temperature chemical recycling
strategy enabling high monomer recovery from polymers made by controlled radical …

Enhancing photothermal depolymerization with metalloporphyrin catalyst

G Ng, SW Prescott, A Postma, G Moad… - Journal of Polymer …, 2024 - Wiley Online Library
The ability to revert polymers to their original monomers represents a crucial chemical
recycling technique, promoting sustainability and offering the chance to convert used …

Photoiniferter polymerization: Illuminating the history, ascendency, and renaissance

RW Hughes, ME Lott, BS Sumerlin - Progress in Polymer Science, 2024 - Elsevier
In this perspective, we explore the historical evolution, photochemical processes, and
distinct utility of photoiniferter polymerization. We aim to provide a practical guide …

Two-Dimensional Lanthanide Metal–Organic Framework Heterostructures for Noninvasively Photoresponsive High-Security Photonic Barcodes

J Wang, T Zhang, Z Gao, M Wei, Y Jia… - … Applied Materials & …, 2024 - ACS Publications
Stimuli-responsive micro/nanoscale photonic barcodes show great capacity for encryption
and anticounterfeiting technologies due to multiple authentications, yet their application is …